Undermine
Discount heatmap · one square = one day (darker = bigger discount) · use the arrows to look further back
Mar '26
Apr '26
May '26
Jun '26
Jul '26
Aug '26
Sep '26
Mon
Wed
Fri
▲Today
2026-03-08 ~ 2026-09-11(27 of 105 weeks)
LessMore (discount)Today
Next sale — estimate
confidence: highin 22 dayson its ~34-day cycle · expected ~50% off
＋ around the Autumn sale (~2026-11-25)
Pattern-based estimate. Not a guarantee — deep cuts (new DLC, bundles) are unpredictable.
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Current price
$19.99
$18.00 above all-time low
All-time low (last 24 mo)
$1.99
90% off · 2025-07-22
Average sale cycle
~34 days
roughly every 5 weeks
Total days on sale
186 days
~25% of tracked period
Most common discount
50%
usually lasts 7 days
Last discount
2026-08-30
12 days ago
21 sale periods·Longest full-price stretch: 52 days·Data range 2024-09-11 – 2026-09-11
51playing now
An action-adventure roguelike with a bit of RPG tossed in. Adventure deep into the UnderMine and discover powerful relics, deadly enemies, hidden secrets, and a few friends to help along the way.
Screenshots
Recent discounts
| Period | Days | Max off | Low | MSRP |
|---|---|---|---|---|
| 2026. 8/24 ~ 8/30 | 7d | -65% | $6.99 | $19.99 |
| 2026. 7/13 ~ 7/19 | 7d | -50% | $9.99 | $19.99 |
| 2026. 6/25 ~ 7/8 | 14d | -75% | $4.99 | $19.99 |
| 2026. 5/11 ~ 5/17 | 7d | -50% | $9.99 | $19.99 |
| 2026. 3/30 ~ 4/5 | 7d | -40% | $11.99 | $19.99 |
| 2026. 3/19 ~ 3/25 | 7d | -65% | $6.99 | $19.99 |
| 2026. 2/16 ~ 2/22 | 7d | -50% | $9.99 | $19.99 |
| 2025. 12/18 ~ 1/11 | 25d | -80% | $3.99 | $19.99 |
+13 more periods (see heatmap)
DLC (1)
Latest news
- Aug 12, 2026The process of bringing Sho'guul to UnderMine 2
- Jun 23, 2026UnderMine now available on GOG!
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